Kugenzura vibrasiya ya valve, nigute wabikemura?

1. Ongera gukomera

Kubinyeganyeza no kunyeganyega gato, gukomera birashobora kwiyongera kugirango bikureho cyangwa bigabanuke. Kurugero, gukoresha isoko ifite ubukana bunini cyangwa gukoresha piston ikora birashoboka.

2. Kongera ububobere

Kongera damping bisobanura kongera ubushyamirane burwanya kunyeganyega. Kurugero, icyuma gipima icyuma gishobora gufungwa nimpeta ya "O", cyangwa kuzuza grafite hamwe na friction nini, bishobora kugira uruhare runini mukurandura cyangwa guca intege kunyeganyega gato.

3. Ongera ingano yubuyobozi kandi ugabanye icyuho gikwiye

Ingano yubuyobozi bwashaft yamashanyarazimuri rusange ni ntoya, kandi guhuza ibimera byose ni binini, kuva kuri 0.4 kugeza kuri mm 1, bifasha mukubyara imashini. Kubwibyo, mugihe habayeho guhindagurika gukanika gato, kunyeganyega birashobora gucika intege mukongera ingano yubuyobozi no kugabanya icyuho gikwiye.

4. Hindura imiterere ya trottle kugirango ukureho resonance

Kuberako ibyo bita vibration isoko yakugenga valvebibera ku cyambu cya trottle aho umuvuduko mwinshi wihuta nigitutu gihinduka byihuse, guhindura imiterere yumunyamuryango wa trottle birashobora guhindura inshuro zinkomoko yinyeganyeza, byoroshye kubikemura mugihe resonance idakomeye.

Uburyo bwihariye nuguhindura ubuso bugoramye bwa valve ingana na 0.5 ~ 1.0mm murwego rwo gufungura ibizunguruka. Kurugero, akwikorera wenyine kugenga valveyashyizwe hafi yumuryango wuruganda. Ijwi ry'ifirimbi riterwa na resonance rigira ingaruka ku bakozi basigaye. Nyuma yubuso bwa valve bumaze guhindurwa na 0.5mm, ijwi rya resonance ifirimbi irazimira.

5. Simbuza igice gikurura kugirango ukureho resonance

Uburyo ni:

Hindura ibiranga imigendekere, logarithmic kumurongo, umurongo kuri logarithmic;

Simbuza ifaranga yibanze. Kurugero, hindura ubwoko bwa shaft wacometse kuri "V" -gukora shusho ya groove valve core, hanyuma uhindure ubwoko bwa shaft plug yubwoko bwimyanya ibiri yintebe yubwoko bworoshye;

Hindura idirishya ryidirishya kurubuto rufite umwobo muto, nibindi.

Kurugero, DN25 yintebe yintebe ebyiri mu gihingwa cy’ifumbire ya azote akenshi iranyeganyega kandi igacika ku ihuriro riri hagati y’uruti rwa valve. Tumaze kwemeza ko ari resonance, twahinduye umurongo uranga valve yibanze kuri logarithmic valve core, maze ikibazo kirakemuka. Urundi rugero ni DN200 yintoki ikoreshwa muri laboratoire ya koleji yindege. Amacomeka ya valve yazungurutse cyane kandi ntashobora gukoreshwa. Nyuma yo guhindura akaboko ukoresheje idirishya mukiganza gifite umwobo muto, kuzunguruka byahise bicika.

6. Hindura ubwoko bwa valve igenga kugirango ukureho resonance

Imirongo isanzwe yo kugenzura indangagaciro nuburyo butandukanye bwubatswe ziratandukanye. Guhindura ubwoko bwo kugenzura valve nuburyo bwiza cyane bwo gukuraho byimazeyo resonance.

Resonance ya valve irakomeye cyane mugihe cyo kuyikoresha - iranyeganyega cyane (mubihe bikomeye, valve irashobora gusenywa), irazunguruka cyane (niyo igiti cya valve kiranyeganyega cyangwa kigoramye), kandi gitanga urusaku rukomeye (kugeza kuri décibel zirenga 100) ). Gusa usimbuze valve hamwe na valve ifite itandukaniro rinini ryimiterere, kandi ingaruka zizahita, kandi resonance ikomeye izashira mubitangaza.

Kurugero, valve ya DN200 yatoranijwe kumushinga mushya wo kwagura uruganda rwa vinylon. Ibintu bitatu byavuzwe haruguru birahari. Umuyoboro wa DN300 urasimbuka, plug ya valve irazunguruka, urusaku rurenga décibel 100, naho gufungura resonance ni 20 kugeza 70%. Reba gufungura resonance. Impamyabumenyi ni nini. Nyuma yo gukoresha intebe yintebe ebyiri, resonance yarazimiye kandi imikorere yari isanzwe.

7. Uburyo bwo kugabanya kunyeganyega

Kubijyanye no kunyeganyega byatewe no gusenyuka kwa cavitation, birasanzwe kubona uburyo bwo kugabanya cavitation.

Ingaruka zingaruka ziterwa no guturika kwinshi ntabwo zikorwa hejuru yubutaka, cyane cyane intanga ya valve, ariko zinjizwa namazi. Ibikoresho bya Sleeve bifite iyi miterere, kubwibyo shaft plug ubwoko bwa valve core irashobora guhinduka muburyo bwikiganza.

Fata ingamba zose kugirango ugabanye cavitation, nko kongera imbaraga zo guhangana, kongera umuvuduko wa orifice, kugabanuka cyangwa kugabanya umuvuduko ukabije, nibindi.

8. Irinde uburyo bwo guhinda umushyitsi uburyo bwo gutera

Inkubi y'umuyaga ituruka hanze yinyeganyeza itera vibrasi ya valve, biragaragara ko arikintu kigomba kwirindwa mugihe gisanzwe cyimikorere ya valve igenzura. Niba ibyo kunyeganyega bibaye, hagomba gufatwa ingamba zijyanye.


Igihe cyo kohereza: Ukwakira-27-2023

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